Inventor
KLOPPENBURG LIOBA MARIA
US8 patents
⚠️ This page may combine multiple inventors who share the name “KLOPPENBURG LIOBA MARIA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SABIC INNOVATIVE PLASTICS IP
4 patentsUS7772435B2Aug 10, 2010
Method of forming a dry quaternary ammonium salt mixture
SABIC INNOVATIVE PLASTICS IP5 citations59
US7674920B2Mar 9, 2010
Methods for preparing oxydiphthalic anhydrides, oxydiphthalic anhydrides prepared thereby, and polyetherimides derived therefrom
SABIC INNOVATIVE PLASTICS IP2 citations59
US8013173B2Sep 6, 2011
Method of purifying dianhydrides, the dianhydrides formed thereby, and polyetherimides formed therefrom
SABIC INNOVATIVE PLASTICS IP0 citations39
US7863463B2Jan 4, 2011
Method of purifying dianhydrides
SABIC INNOVATIVE PLASTICS IP0 citations38